Korg SV1 Reverse Keys

[Tony Hardie-Bick]

On 12/08/13 08:51, Jay Vaughan wrote:
>>>>>   ahh, yeah, they don't... I don't think I've seen a weighted
>>>>> keyboard with aftertouch to be honest.
>>> Its because of patents.
>>
>> Ah, Apple again? ;)
>
> Nope.  CBS, of all companies.  Casio also have some encumbrance.  Lots of different companies try to work around these patents; some just give up.

fascinating... got a link (or patent no) ?

polyphonic aftertouch was implemented in the CS80 in 1976, so any 
subsequently
filed patents would have to be inventive beyond that basic idea. any filed
around that time would be out of term by now

Tony (HB)